Crinoidea - Monobathrida - Delgadocrinidae
Full reference: W. I. Ausich, A. A. Sa, and J. C. Gutierrez-Marco. 2007. New and revised occurrences of Ordovician crinoids from southwestern Europe. Journal of Paleontology 81(6):1374-1383
Parent taxon: Monobathrida according to W. I. Ausich et al. 2007
Sister taxa: Acrocrinitidae, Amarsupiocrinus, Amblacrinus, Bolicrinus, Carpocrinidae, Cerasmocrinus, Closterocrinus, Compsocrinina, Dolatocrinicae, Eknomocrinidae, Eocamptocrinus, Eucalyptocrinitidae, Exsulacrinus, Glaphyocrinus, Glyptocrinina, Habrotecrinidae, Harrelicrinus, Hexacriniticae, Hyrtanecrinus, Ilmocrinus, Ivanovaecrinus, Lobomelocrinus, Marhoumacrinus, Marsupiocrinidae, Nanicrinus, Neocamtocrinus, Pandanocrinus, Paracrocrinus, Paratalarocrinus, Patelliocrinidae, Phrygilocrinus, Praedicticrinus, Shimantocrinus, Struszocrinus, Tanaocrinina, Xenocrinidae
Subtaxa: Delgadocrinus
Type: Delgadocrinus
Ecology: stationary upper-level epifaunal suspension feeder
Distribution: found only at Ervedosa-Sobrado roadcut in the Valongo area, North Portugal (Ordovician of Portugal)